66947724

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 176117760

約数和(自身を除く): 109170036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 239, 251, 279, 372, 478, 502, 558, 717, 753, 956, 1004, 1116, 1434, 1506, 2151, 2259, 2868, 3012, 4302, 4518, 7409, 7781, 8604, 9036, 14818, 15562, 22227, 23343, 29636, 31124, 44454, 46686, 59989, 66681, 70029, 88908, 93372, 119978, 133362, 140058, 179967, 239956, 266724, 280116, 359934, 539901, 719868, 1079802, 1859659, 2159604, 3719318, 5578977, 7438636, 11157954, 16736931, 22315908, 33473862, 66947724]

約数ペア:

[(1, 66947724), (2, 33473862), (3, 22315908), (4, 16736931), (6, 11157954), (9, 7438636), (12, 5578977), (18, 3719318), (31, 2159604), (36, 1859659), (62, 1079802), (93, 719868), (124, 539901), (186, 359934), (239, 280116), (251, 266724), (279, 239956), (372, 179967), (478, 140058), (502, 133362), (558, 119978), (717, 93372), (753, 88908), (956, 70029), (1004, 66681), (1116, 59989), (1434, 46686), (1506, 44454), (2151, 31124), (2259, 29636), (2868, 23343), (3012, 22227), (4302, 15562), (4518, 14818), (7409, 9036), (7781, 8604)]